./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1072c.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1072c.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c0077a740f714225dc922bb100a19cc0ae47da01 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1072c.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c0077a740f714225dc922bb100a19cc0ae47da01 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:38,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:38,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:38,044 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:38,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:38,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:38,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:38,076 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:38,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:38,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:38,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:38,092 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:38,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:38,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:38,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:38,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:38,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:38,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:38,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:38,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:38,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:38,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:38,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:38,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:38,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:38,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:38,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:38,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:38,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:38,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:38,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:38,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:38,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:38,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:38,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:38,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:38,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:38,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:38,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:38,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:38,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:38,193 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:38,229 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:38,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:38,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:38,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:38,237 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:38,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:38,238 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:38,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:38,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:38,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:38,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:38,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:38,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:38,244 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:38,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:38,244 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:38,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:38,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:38,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:38,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:38,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:38,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:38,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:38,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:38,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:38,251 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:38,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:38,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:38,253 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0077a740f714225dc922bb100a19cc0ae47da01 [2019-11-26 16:59:38,857 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:38,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:38,894 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:38,899 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:38,900 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:38,904 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1072c.c [2019-11-26 16:59:39,063 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77ad689bb/50f8fa0270d8459b97041891dbf7c94a/FLAG2147adaff [2019-11-26 16:59:40,114 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:40,119 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1072c.c [2019-11-26 16:59:40,134 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77ad689bb/50f8fa0270d8459b97041891dbf7c94a/FLAG2147adaff [2019-11-26 16:59:40,172 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77ad689bb/50f8fa0270d8459b97041891dbf7c94a [2019-11-26 16:59:40,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:40,186 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:40,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:40,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:40,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:40,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:40" (1/1) ... [2019-11-26 16:59:40,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a0bf7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:40, skipping insertion in model container [2019-11-26 16:59:40,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:40" (1/1) ... [2019-11-26 16:59:40,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:40,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:40,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:40,821 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:41,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:41,062 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:41,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41 WrapperNode [2019-11-26 16:59:41,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:41,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:41,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:41,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:41,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:41,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:41,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:41,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:41,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:41,311 INFO L168 Benchmark]: Toolchain (without parser) took 1122.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.7 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:41,313 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:41,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 877.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:41,333 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.59 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:41,335 INFO L168 Benchmark]: Boogie Preprocessor took 101.06 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:41,347 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 877.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 128.59 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.06 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:45,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:45,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:45,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:45,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:45,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:45,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:45,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:45,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:45,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:45,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:45,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:45,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:45,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:45,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:45,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:45,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:45,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:45,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:45,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:45,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:45,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:45,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:45,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:45,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:45,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:45,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:45,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:45,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:45,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:45,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:45,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:45,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:45,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:45,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:45,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:45,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:45,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:45,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:45,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:45,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:45,416 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:45,454 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:45,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:45,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:45,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:45,463 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:45,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:45,464 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:45,464 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:45,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:45,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:45,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:45,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:45,468 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:45,471 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:45,472 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:45,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:45,472 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:45,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:45,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:45,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:45,473 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:45,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:45,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:45,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:45,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:45,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:45,477 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:45,478 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:45,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:45,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:45,483 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0077a740f714225dc922bb100a19cc0ae47da01 [2019-11-26 16:59:46,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:46,061 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:46,067 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:46,074 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:46,074 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:46,076 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1072c.c [2019-11-26 16:59:46,233 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5d23396c/e1a3e7e0fd71460d869b2fd7ab751923/FLAG3839f8b71 [2019-11-26 16:59:47,290 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:47,296 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1072c.c [2019-11-26 16:59:47,311 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5d23396c/e1a3e7e0fd71460d869b2fd7ab751923/FLAG3839f8b71 [2019-11-26 16:59:47,350 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5d23396c/e1a3e7e0fd71460d869b2fd7ab751923 [2019-11-26 16:59:47,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:47,364 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:47,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:47,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:47,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:47,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:47" (1/1) ... [2019-11-26 16:59:47,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18d4f145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:47, skipping insertion in model container [2019-11-26 16:59:47,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:47" (1/1) ... [2019-11-26 16:59:47,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:47,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:47,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:47,989 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:48,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:48,276 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:48,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48 WrapperNode [2019-11-26 16:59:48,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:48,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:48,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:48,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:48,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:48,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:48,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:48,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:48,474 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:48,598 INFO L168 Benchmark]: Toolchain (without parser) took 1233.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.6 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:48,605 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:48,607 INFO L168 Benchmark]: CACSL2BoogieTranslator took 910.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:48,608 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.88 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:48,612 INFO L168 Benchmark]: Boogie Preprocessor took 143.60 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:48,624 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 910.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.88 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 143.60 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...